Home / 92,542,369.96-127,634,005.47-81,354,942.64

Finding the Fourth Proportional to 92,542,369.96, 127,634,005.47 and 81,354,942.64

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Solution

The fourth proportional to 92,542,369.96, 127,634,005.47 and 81,354,942.64 is: 112,204,357.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,542,369.96 : 127,634,005.47 = 81,354,942.64 : x
  2. Step 2: Convert to fraction form
    92,542,369.96/127,634,005.47 = 81,354,942.64/x
  3. Step 3: Cross multiply
    92,542,369.96x = 127,634,005.47 × 81,354,942.64
  4. Step 4: Simplify right side
    92,542,369.96x = 10,383,657,193,925,296
  5. Step 5: Solve for x
    x = 10,383,657,193,925,296/92,542,369.96
  6. Step 6: Final answer
    x = 112,204,357.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.